99chambers

Arizona State Senate seat · lines in effect since 2022

Arizona Legislative District 14

A district of about 261,000 people, 50% of adults with a bachelor's degree. It votes R+17.7 relative to the nation for president.

Warren Petersen (R) · since Nov 8, 2016Flipped in 2026Next election Nov 7, 2028The 2026 race →

Where it sits among all 30 seats

Every Arizona State Senate seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.

R+17.721st most
Democratic
Most DemocraticMost Republican16th seat · the majority lineDistrict 14

Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Every race on these lines

Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.

20242026
Arizona State SenateR+20.2D+2.0

Outlined: the race for this seat itselfBlank: no race that year

Source: 99chambers results archive: precinct results allocated to current lines; 2026: Arizona Secretary of StateUpdated Nov 7, 2026, 3:01 PM ET

Who lives here, compared

Grey bars show the spread of all 30 seats. Small marks are other seats in Arizona. The black marker is District 14.

Adults with a bachelor's degree50% 90th pct · 4th of 30 in AZ

Higher than 90% of seats.

White adults without a degree34% 45th pct · 17th of 30 in AZ

Lower than 55% of seats.

Hispanic residents17% 17th pct · 25th of 30 in AZ

Lower than 83% of seats.

Black residents3% 38th pct · 19th of 30 in AZ

Lower than 62% of seats.

Asian residents7% 93rd pct · 3rd of 30 in AZ

Higher than 93% of seats.

People per square mile3,885 83rd pct · 6th of 30 in AZ

Denser than 83% of seats.

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET

Seats most like this one

Nearest seats on demographics, density and lean. 2 of the 4 flipped this year.

District 4
60% college gradsR+2.5Flipped DDistrict 2
24% Hispanic · 35% college gradsR+4.6Flipped DDistrict 28
39% college gradsR+23.4Held RDistrict 3
58% college gradsR+23.8Held R

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Who has held it

These lines took effect in 2022.

  1. Stephanie Walsh (D)
    2027– · Won 2026 by 2.0
  2. Warren Petersen (R)
    2023–2027 · Won 2022 by 83.1, 2024 by 20.2

Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)